Offering Van De Graff Generator : - Van De Graff Generator motor driven : Specially designed for electrostatic experiments and where continuous source of high voltage is required. Fitted on base with smooth running A.C. Motor, operates on 220 volts A.C. 50 Hz. * Specifications : Charge collecting : Silicon rubber having excellent Belt : Insulation resistance. Tracking : Belt-tracking easily adjusted. Charge collecting combs: Aluminum mesh, clearly visible. Spheres : Aluminum 150 mm. dia Connections : 4 mm sockets in dome and base. Voltage developed; Upto 200 KV, depending on ambient conditions, with a spark length of 60mm. Discharger : Spherical 100mm dia., with insulated handle and 4mm sockets.